The First National Bank
Mattoon, IL — National Bank
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Net Interest Margin Over Time
| Net Interest Margin | The First National Bank | All Insured Commercial Banks in Illinois |
| 12-31-2016 | 3.381 | 3.499 |
| 09-30-2016 | 3.388 | 3.502 |
| 06-30-2016 | 3.408 | 3.495 |
| 03-31-2016 | 3.457 | 3.487 |
| 12-31-2015 | 3.366 | 3.487 |
| 09-30-2015 | 3.348 | 3.478 |
| 06-30-2015 | 3.34 | 3.453 |
| 03-31-2015 | 3.318 | 3.418 |
| 12-31-2014 | 3.497 | 3.485 |
| 09-30-2014 | 3.414 | 3.46 |
| 06-30-2014 | 3.399 | 3.443 |
| 03-31-2014 | 3.391 | 3.416 |
| 12-31-2013 | 3.256 | 3.428 |
| 09-30-2013 | 3.213 | 3.4 |
| 06-30-2013 | 3.154 | 3.374 |
| 03-31-2013 | 3.072 | 3.361 |
| 12-31-2012 | 3.592 | 3.573 |
| 09-30-2012 | 3.632 | 3.585 |
| 06-30-2012 | 3.636 | 3.59 |
| 03-31-2012 | 3.646 | 3.604 |
| 12-31-2011 | 3.708 | 3.692 |
| 09-30-2011 | 3.727 | 3.686 |
| 06-30-2011 | 3.739 | 3.652 |
| 03-31-2011 | 3.761 | 3.614 |
| 12-31-2010 | 3.854 | 3.707 |
| 09-30-2010 | 3.856 | 3.712 |
| 06-30-2010 | 3.849 | 3.694 |
| 03-31-2010 | 3.806 | 3.664 |
| 12-31-2009 | 3.56 | 3.579 |
| 09-30-2009 | 3.617 | 3.56 |
| 06-30-2009 | 3.633 | 3.538 |
| 03-31-2009 | 3.637 | 3.54 |
| 12-31-2008 | 3.222 | 3.56 |
| 09-30-2008 | 3.146 | 3.558 |
| 06-30-2008 | 3.112 | 3.533 |
| 03-31-2008 | 3.231 | 3.519 |
| 12-31-2007 | 3.199 | 3.667 |
| 09-30-2007 | 3.135 | 3.677 |
| 06-30-2007 | 3.095 | 3.662 |
| 03-31-2007 | 3.083 | 3.626 |
| 12-31-2006 | 3.279 | 3.765 |
| 09-30-2006 | 3.304 | 3.793 |
| 06-30-2006 | 3.353 | 3.805 |
| 03-31-2006 | 3.329 | 3.781 |
| 12-31-2005 | 3.487 | 3.876 |
| 09-30-2005 | 3.554 | 3.884 |
| 06-30-2005 | 3.597 | 3.873 |
| 03-31-2005 | 3.577 | 3.831 |
| 12-31-2004 | 3.456 | 3.852 |
| 09-30-2004 | 3.452 | 3.831 |
| 06-30-2004 | 3.417 | 3.815 |
| 03-31-2004 | 3.419 | 3.814 |
| 12-31-2003 | 3.224 | 3.819 |
| 09-30-2003 | 3.193 | 3.828 |
| 06-30-2003 | 3.192 | 3.842 |
| 03-31-2003 | 3.311 | 3.863 |
| 12-31-2002 | 3.159 | 3.995 |